354
FXUS65 KGGW 162101
AFDGGW
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
301 PM MDT THU APR 16 2026
KEY MESSAGES
- BELOW NORMAL TEMPERATURES ARE EXPECTED FOR THROUGH FRIDAY WITH
PERSISTENT NORTHWEST GUSTY WINDS.
- EXPECT A WARMING TREND BEGINNING THIS WEEKEND WITH TEMPS PEAKING
ABOUT WEDNESDAY.
- DRY CONDITIONS EXPECTED FRIDAY INTO TUESDAY NIGHT, THEN SHOWER
CHANCES INCREASE.
DISCUSSION
WEATHER PATTERN OVERVIEW:
UPPER TROUGH IS MOVING THROUGH THE AREA WITH SOUTHWEST FLOW
BRINGING LIGHT RAIN INTO THE SE ZONES THIS AFTERNOON, WHERE TEMPS
ARE IN THE MID 40S. FLURRIES WERE OBSEVED AT THE NWS OFFICE HERE
WITH TEMPS AROUND 30. SNOW WAS FALLING IN SOME NORTHERN ZONE
LOCATIONS BUT OBSERVED ACCUMULATIONS HAVE BEEN LESS THAN AN INCH.
UPPER FLOW WILL BECOME NW TONIGHT AS THE TROUGH AXIS SHIFTS TO OUR
EAST. FLURRIES OR SNOW SHOWERS WILL DRIFT SOUTHEAST ACROSS THE
AREA WITH LITTLE ACCUMULATION EXPECTED.
UPPER TROUGH EXITS TO OUR EAST TOMORROW (FRIDAY). COLD AIR
REMAINS OVER THE AREA WITH NW FLOW ALOFT. AFTER COLD NIGHTS
TONIGHT AND FRIDAY NIGHT WITH LOWS IN THE TEENS AND 20S.
TEMPERATURES WILL BE SOMEWHAT WARMER ON SATURDAY AS THE COLDEST
AIR MOVES TO THE EAST AND STRONGER APRIL SUN BEGINS A WARMING
TREND.
UPPER RIDGE BUILDS INTO THE AREA STARTING ON SUNDAY WITH DRY AND
WARMER WEATHER WITH TEMPS PEAKING WEDNESDAY IN THE 70S TO LOW 80S.
FORECAST CONFIDENCE & DEVIATIONS:
POPS WERE INCREASED TONIGHT SLIGHTLY GIVEN THE CYCLONIC UPPER NW
FLOW. A MODEL BLEND WAS MODIFIED WITH THE PLACEMENT. LATER SHIFTS
MAY HAVE TO MODIFY THIS FURTHER.
LEFT THE REMAINING GRIDS ALONE. TFJ
AVIATION
LAST UPDATE: 2050Z
FLIGHT CAT RANGE: MAINLY MVFR.
DISCUSSION: MVFR CLOUDS WILL LINGER INTO THE EVENING HOURS WITH
SNOW SHOWERS POSSIBLY MOVING SOUTHEAST FROM KGGW TO KGDV.
WIND: NW WINDS WILL DIMINISH TO 10 TO 15 KNOTS TONIGHT THEN
INCRASE SLIGHTLY FRIDAY. TFJ
GGW WATCHES/WARNINGS/ADVISORIES
LAKE WIND ADVISORY UNTIL 9 PM MDT THIS EVENING FOR CENTRAL AND
SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY-GARFIELD-MCCONE-
PETROLEUM.
WEATHER.GOV/GLASGOW
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